Within the corporate office or corporate center of a company, some companies have a Chairman and Chief Executive Officer (CEO) as the top-ranking executive, while the number two is the President and Chief Operating Officer (COO); other companies have a President and CEO but no official deputy.
The power of His resurrection is the highest realm of power, and it is accessible by knowledge. Philippians 3:10 says: That I may know him, and the power of his resurrection, and the fellowship of his sufferings, being made conformable unto his death. Recognize that power is in degrees and the anointing is in levels.
Maul was able to use his mastery of the Force to create apparitions of himself. He also used the fragment of the Malachor Sith Holocron to activate Kanan's Jedi Holocron and the other remains of the Malachor Sith Holocron as part of a plot to trick Ezra into luring Obi-Wan out of hiding.