\version "2.13.7"

% This sample score has the following structure:
% Measures 1-3: tutti, empty staves should be kept
% measures 4-6: solo, empty staves of the 2. & 3. voice should be removed
% measures 7-end: tutti, empty staves should be kept again

\layout {
  \context { \RemoveEmptyStaffContext }
  \context { \Staff
    \override VerticalAxisGroup #'remove-empty = ##f
  }
}
m = \relative c'' { c1^"Tutti" c c c^"Solo" c c c^"Tutti" c }
musicA = \relative c' { d1 d R1 |
  % We want to remove empty staves only during the Solo!
  % this does not have any effect!
  \override Staff.VerticalAxisGroup #'remove-empty = ##t
  R1*3 | 
  \override Staff.VerticalAxisGroup #'remove-empty = ##f
  R1 e1 \bar"|."
}
musicB = \relative c' { d1 R1 b1 |
  % We want to remove empty staves only during the Solo!
  \override VerticalAxisGroup #'remove-empty = ##t
  R1*3 | 
  \override VerticalAxisGroup #'remove-empty = ##f
  c1 c1 \bar"|."
}


\score {
  <<
    \new Staff \with { shortInstrumentName = "V1" } { << \m \repeat unfold 8 {s1\break} >> }
    \new Staff \with { shortInstrumentName = "V2" } { \musicA }
    \new Staff \with { shortInstrumentName = "V3" } { \musicB }
  >>

}