Rather, FMLA “regulations implicitly recognize that an employer may temporarily reassign the responsibilities of an employee on leave.” Wallace v. Lockheed Martin Corp., No. CV-18-00463-PHX-DGC, 2019 WL 2100268, at *6 (D. Ariz. May 14, 2019) (citing 29 C.F.R. § 825.214); see 29 C.F.R. § 825.214 (“An employee is entitled to . . . reinstatement even if the employee has been replaced or his or her position has been restructured to accommodate the employee's absence.” (emphasis added)).