The answer is yes. but please follow the setup sequence. Otherwise, the control channel will be not stable.
set-up sequence.
// disable the forward control channel receiver
1. 90, 0x04,0x00,
//change the bandwidth mode
2. 90,0x17, bit 0 and 1. bit 1: HIBW, bit 0: BWS
//enable the forward control channel receiver
3. 90,0x04,0x03