I'm not sure what you mean in this case.
You want to mix amps in a home theater? That's fine.
If you want to mix amps that go to 1 speaker, so long as you have separate inputs and level controls on the amp, easy.
You want to mix amps in a home theater? That's fine.
If you want to mix amps that go to 1 speaker, so long as you have separate inputs and level controls on the amp, easy.