A circuit that uses a high/low signal to route a separate PWM signal to one of two outputs.

Make-before-break switch. See https://en.wikipedia.org/wiki/Switch#Contact_terminology

74HC Series 2 to 6V Analog Multiplexer / Demultiplexer - SOIC-16 #commonpartslibrary #integratedcircuit #icswitch #multiplexer #demultiplexer