I think he is looking for A&B speaker outputs like Yamaha provides on some of the AS integrated.
I know some Cambridge applications and Primare, Pass labs?
Integrated Amp Suggestions
Looking to buy a new integrated amp. Needs to have home theater bypass and also ability to connect 2 pairs of speakers A/B. Rotel Ra1592 Mkii and Musical Fidelity M6si 500 are on list so far. Suggestions