If you have 2 azure authenticator app in 2 devices, which code will be recognized by O365?

[Marvin Oco]

If you have 2 azure authenticator app in 2 devices, which code will be recognized by O365?

thanks

[#2]

As far as I know you can only have an account configured in one authenticator app.  If you try to set it up on another, you have to disable the first app in your account security options.