A waste disposal company was allowed today to seek damages from three former employees for purportedly flouting restrictions on their ability to compete with the company.In a written opinion, U.S. District Judge John J. Tharp Jr. declined to throw out breach-of-contract counts included in a lawsuit Stericycle Inc. brought against the former employees.Tharp rejected the argument that Stericycle cannot enforce restrictive covenants that bar the employees from soliciting Stericycle customers or other employees for a year …