It was about 1972 when a UAL 727 dispatched from LAX with one gen inop. On climbout, an engine with good gen failed, and in the confusion with the new FE, the cockpit went dark for a short time. They stalled and went in.
The MEL is governed by the regulatory authority. I believe it's TSO-119c for TCAS. Those of you who read the entire article know the fix for the squawk in this incident was to remove the TCAS unit, rub off the connector pins and replace it.
GB