If you want both brands, better choose ESS with EAM, not EAV with EIS.
A knowledgable man named itman of Wilders run ESET Smart Security with Emsisoft AntiMalware with no problems. Of course, exclusions with each other is highly recommended. Also, itman changed EAM's real-time protection to "Fast" rather than the default setting to avoid, according to him, any possible conflict.