\documentclass[preview,convert={indir={aux/}, outdir={aux/}, outputdir={aux/}},border=40px]{standalone}
\usepackage{quantumcubemodel}

\begin{document}
\begin{qcmx}
\qcmxO{1}
\qcmxI{0}
\qcmxRenderQ

\def\qcmxOffsetX{15}
\qcmxRenderHadamardQ{x}

\def\qcmxOffsetX{25}
\qcmxO{0.71}
\qcmxI{0.71}
\qcmxRenderQ
\end{qcmx}
\end{document}