Yes, i use mi Chromecast With Google TV (Android TV) in group with a
Nest Mini,
https://support.google.com/googlenest/answer/7174267?hl=es&co=GENIE.Platform%3DAndroid
This function is only available in Google Devices, for the TV's that
include; Chromecast 1st gen, Chromecast 2nd gen, Chromecast 3rd gen,
Chromecast Ultra and the Google Chromecast With Google TV.