or attempts or threatens to prohibit or prevent, any other officer or employee of the Federal Government from having any direct oral or written communication or contact with any Member, committee, or subcommittee of the Congress in connection with any matter pertaining to the employment of such other officer or employee or pertaining to the department or agency of such other officer or employee in any way, irrespective of whether such communication or contact is at the initiative of such other officer or employee or in response to the request or inquiry of such Member, committee, or subcommittee