The method 11, wherein {HEAD ~ the output buffer} is disabled by {TAIL ~ a control circuit} coupled to the output node of the output buffer 
is disabled by
The method 11 , wherein { HEAD ~ the output buffer } is disabled by { TAIL ~ a control circuit } coupled to the output node of the output buffer
OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD REL REL REL TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH