I do not accept that they continue to act from Heaven with the powers of God. Do you think they love you less in heaven, in the very embrace of God who, Scripture says, is love, than they did on earth? Sounds unlikely to me.
You may call yourself a Catholic, but you're not really happy with the full richness of the Catholic faith.
I only accept that all devine power comes from a single omnipotent Deity, hence the monotheistic reference. I do not accept the eternal soul of a human as having any powers unto itself that are equal to or independent of God.