Petition for emergency guardian denied when alleged incapacitated person had executed durable power of attorney, even though the two agents were unable to agree on a medical decision, because one agent had been making medical decisions and was willing to continue making medical decisions and the power of attorney authorized the agents to act jointly or independently without consulting the other.  Johnson Guardianship, 5 Fid. Rep. 3d 35 (O.C. Delaware Co., 2014) (Opinion by Kenney, J.)