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UCC21222: Output spikes

Part Number: UCC21222

Hi I am trying to simulate a very basic Class D audio power amplifier. My problem I have is there appears to be shoot through current between my two swtiching nmos mosfets. I tried avoiding the shoot through current  by implementing the dead time control, but it doesn't seem to stop the shoot through currents. An example is when output A is and output B pulses high, output A tends to have a tiny spike has output B pulses high. This tiny spike causes the two nmos mosfets to turn on at the same time causing a shoot through current. Is there anything I am doing wrong that I have done that would the low output to have a tiny spike when the other output goes high?