\documentclass{article}
\usepackage[usenames,dvipsnames]{color}
\usepackage{ocgx}

\begin{document}
Toggle on \switchocg{toggl42}{{\color{OliveGreen}This page}}.
\begin{ocg}{Blah 1}{toggl42}{0}
  Blee blee
\end{ocg}
Toggle on \switchocg{toggl43}{{\color{OliveGreen}Next page}}

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\begin{ocg}{Blah 2}{toggl43}{0}
  Blu blu
\end{ocg}

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\end{document}
