Simplify the logic for determining whether a new operation can be dispatched immediately.
Simplify the logic for determining whether a new operation can be dispatched immediately.

openxal/openxal,EuropeanSpallationSource/openxal,openxal/openxal,openxal/openxal,luxiaohan/openxal-csns-luxh,openxal/openxal,EuropeanSpallationSource/openxal,EuropeanSpallationSource/openxal,luxiaohan/openxal-csns-luxh,openxal/openxal,EuropeanSpallationSource/openxal,luxiaohan/openxal-csns-luxh,luxiaohan/openxal-csns-luxh,EuropeanSpallationSource/openxal