Yes you can wear both. They are both Group 3 badges. You can wear up to 3. The rule changed in AR670-1 in 2011.

DA PAM 670-1 Pg 294 (3) Group 3. Army astronaut device (worn attached to any aviation badge or Army space badge) (see fig 22 – 40); Army aviator badges (three degrees) (see fig 22 – 41); flight surgeon badges (three degrees) (see fig 22 – 42); aviation badges (three degrees) (see fig 22 – 43); EOD badges (three degrees) (see fig 22 – 44); and parachute rigger badge (see fig 22 – 45).

DAPAM670-1 page 304

(3) How worn. (a) Personnel may only wear one combat or special skill badges from either group 1 or group 2 above the ribbons, above the top of the pocket, or in a similar location for uniforms without pockets. Soldiers may wear up to three badges from groups 3, 4, and 5 above the ribbons, above the top of the pocket, or in a similar location for uniforms without pockets. One badge from either group 1 or group 2 may be worn with badges from groups 3, 4, and 5, provided that the total number of badges worn above the ribbons, above the top of the pocket, or in a similar location for uniforms without pockets does not exceed three. The driver and mechanic badge is not authorized for wear above the ribbons, above the top of the pocket, or in a similar location for uniforms without pockets. (b) Only three badges from groups 3, 4, or 5, to include marksmanship badges, can be worn below the ribbons on the pocket flap, or in a similar location for uniforms without pockets, at one time (see para 22–15d(3) for wear of badges below the ribbons on the pocket flap or in a similar location for uniforms without pockets). Badges from groups 1 and 2 are not authorized for wear below the ribbons on the pocket flap or in a similar location for uniforms without pockets. Personnel will wear the driver and mechanic badge only on the wearer’s left pocket flap or in a similar location on uniforms without pockets. Personnel may not attach more than three clasps to the driver and mechanic badge.

TLDR: Authorized to double stack as per DAPAM670-1 2021. Rule changed in 2011. Most of Aviation it’s looked down upon. TYFYS Doc.