I think you are trying to come up with biamplification. In many biamp setups the tube amp drives the tweeters and the transistor amp drives the woofers.
You can try biamping any way you like but get left and right sides symmetrical and make sure all amplifiers have the same gain factor.
You can try biamping any way you like but get left and right sides symmetrical and make sure all amplifiers have the same gain factor.