Signal A is inverted by inverter 325 and presented to {HEAD ~ the inhibit input} of {TAIL ~ one shot} 311 and the s input of one shot 312 
of
Signal A is inverted by inverter 325 and presented to { HEAD ~ the inhibit input } of { TAIL ~ one shot } 311 and the s input of one shot 312
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD REL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH